bearings
| ISO | 51305 |
| GOST | 51305 8305 H |
| Inner diameter (d, mm) | 25 |
| Outer diameter (D, mm) | 52 |
| Width (height) (B, mm) | 18 |
| Weight (m,kg) | 0,18 |
| Dynamic bearing capacity (C, kH) | 34,5 |
| Static bearing capacity (Co, kH) | 46,5 |
| Speed at the grease (n prev. Rev / min) | - |
| Speed at the liquid lubricant (n prev. Rev / min) | - |